Patents by Inventor Taisuke Nagasaki

Taisuke Nagasaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11460653
    Abstract: An optical-electric composite cable includes a cable unit, at least one metal wire, and a sheath. The cable unit includes at least one optical fiber and a twisted pair wire twisted with the at least one optical fiber. The at least one metal wire is disposed around the cable unit. The sheath surrounds the cable unit and the at least one metal wire.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: October 4, 2022
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hiroki Ishikawa, Yasuhiro Maeda, Taisuke Nagasaki, Takeshi Inoue, Tatsuhiko Naito
  • Publication number: 20220283388
    Abstract: Disclosed is an optical connector cable including a plurality of optical fibers, a lens module, and an adhesive portion. Each of the plurality of optical fibers extends in a first direction. The lens module includes a placement structure configured to place the plurality of optical fibers thereon in order in a second direction intersecting the first direction and a plurality of lenses optically coupled to tip ends of the plurality of optical fibers. The adhesive portion fixes the plurality of optical fibers to the placement structure with an adhesive. The adhesive portion includes a first adhesive portion located near the tip ends of the plurality of optical fibers and a second adhesive portion located behind the first adhesive portion in the first direction. The second adhesive portion has a Young's modulus higher than that of the first adhesive portion.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 8, 2022
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke NAGASAKI, Takeshi INOUE, Toshihisa YOKOCHI
  • Publication number: 20220146774
    Abstract: An optical connector cable including an optical cable, a first resin member, and a second resin member is disclosed. The optical cable includes a plurality of optical fibers and a sheath surrounding the plurality of optical fibers. End portions of the plurality of optical fibers extend to the outside from an end surface of the sheath. The first resin member holds the end portions of the plurality of optical fibers extending to the outside from the end surface of the sheath. The second resin member covers at least a part of the first resin member and an end portion of the sheath.
    Type: Application
    Filed: October 7, 2021
    Publication date: May 12, 2022
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke NAGASAKI, Toshihisa YOKOCHI
  • Publication number: 20220107476
    Abstract: An optical connector cable includes a plurality of optical fibers, a lens module, and an adhesive. The plurality of optical fibers extend in a first direction. The lens module has a placement portion, a facing surface, and a plurality of lenses. The placement portion places end portions of the plurality of optical fibers thereon in order in a second direction intersecting the first direction. The facing surface faces distal end surfaces of the plurality of optical fibers. The plurality of lenses are optically coupled to the plurality of optical fibers through the facing surface. The adhesive fixes the plurality of optical fibers to the placement portion. The plurality of optical fibers are placed on the placement portion such that the distal end surfaces are separated from the facing surface by predetermined distances, and a part of the adhesive enters spaces between the distal end surfaces and the facing surface.
    Type: Application
    Filed: October 1, 2021
    Publication date: April 7, 2022
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takeshi INOUE, Taisuke NAGASAKI
  • Publication number: 20210263249
    Abstract: An optical-electric composite cable includes a cable unit, at least one metal wire, and a sheath. The cable unit includes at least one optical fiber and a twisted pair wire twisted with the at least one optical fiber. The at least one metal wire is disposed around the cable unit. The sheath surrounds the cable unit and the at least one metal wire.
    Type: Application
    Filed: February 5, 2021
    Publication date: August 26, 2021
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hiroki ISHIKAWA, Yasuhiro MAEDA, Taisuke NAGASAKI, Takeshi INOUE, Tatsuhiko NAITO
  • Patent number: 10884207
    Abstract: An optical connector cable comprising an optical cable, a metal member, and a resin member is disclosed. The optical cable includes an optical fiber extending in a first direction, a tensile strength body provided along the optical fiber, and a jacket surrounding the optical fiber and tensile strength body. The optical fiber and the tensile strength body extend outside from an end of the jacket. The metal member includes a winding structure around which the tensile strength body extending outside from the end of the jacket is wound. The resin member holds the metal member and an extended portion of the optical fiber extended from the end of the jacket. The winding structure of the metal member is embedded in the resin member.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: January 5, 2021
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke Nagasaki, Toshihisa Yokochi
  • Patent number: 10862379
    Abstract: A method for assembling a stator structure of a motor comprises providing a stator coil and a stator frame. The stator coil has a wire with an end segment and the stator frame includes a connector and a conductor. The conductor has an open-barrel crimping portion and a temporary holding portion. The method further comprises positioning the end segment of the wire in the crimping portion and a tip end of the end segment in the temporary holding portion. The method further comprises crimping the crimping portion to the end segment of the wire to electrically connect the connector and the end segment of the wire by penetrating an insulating coating of the end segment.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: December 8, 2020
    Assignee: Tyco Electronics Japan G.K.
    Inventors: Zhonghuan Shen, Keita Terajima, Taisuke Nagasaki
  • Patent number: 10838154
    Abstract: An optical fiber cable is disclosed. The optical fiber cable comprises an optical cable including optical fibers and a sheath where the optical fibers are arranged in a first array, and a holder. The optical fibers have first extending parts that extend outside from the sheath, and second extending parts that extends from the first extending parts to the tips of the optical fibers. The holder comprises a first portion that houses therein transition portions where the first extending parts transitions from the first array to a second array, and a second portion that holds parts of the first extending parts in the second array. The second portion is configured to hold the first extending parts in a manner such that a mutual positional relationship among the second extending parts keeps the same state as a mutual positional relationship among the first extending parts at the second portion.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: November 17, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke Nagasaki, Takeshi Inoue, Toshihisa Yokochi
  • Patent number: 10823922
    Abstract: An optical connector cable comprising an optical cable and a metal member is disclosed. The optical cable includes an optical fiber, a tensile strength body, and a jacket. The optical fiber extends along a first direction. The tensile strength body is provided along the optical fiber. The jacket surrounds the optical fiber and the tensile strength body in a circumferential direction. The optical fiber and the tensile strength body extend outside from an end of the jacket along the first direction. The metal member has a winding structure around which the tensile strength body extending outside from the end of the jacket is wound. The winding structure of the metal member is positioned outside from the end of jacket along the first direction.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: November 3, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke Nagasaki, Toshihisa Yokochi
  • Patent number: 10684429
    Abstract: An optical component including an optical device, a substrate, and a lens component is disclosed. The substrate has a mounting surface on which the optical device is mounted and at least two reference marks are provided. The lens component is disposed on the substrate. The lens component includes a first surface, a second surface, a lens, at least two first transmission regions formed on the first surface, and at least two second transmission regions formed in positions facing the first transmission regions on the second surface. Each of the second transmission regions is smaller than the corresponding first transmission region. The lens component is attached to the substrate so that each of the second transmission regions is located within the corresponding first transmission region and each of the reference marks is located within the corresponding second transmission region when viewed along an observation direction orthogonal to the first surface.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: June 16, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takeshi Inoue, Taisuke Nagasaki, Toshihisa Yokochi
  • Publication number: 20190353861
    Abstract: An optical connector cable comprising an optical cable, a metal member, and a resin member is disclosed. The optical cable includes an optical fiber extending in a first direction, a tensile strength body provided along the optical fiber, and a jacket surrounding the optical fiber and tensile strength body. The optical fiber and the tensile strength body extend outside from an end of the jacket. The metal member includes a winding structure around which the tensile strength body extending outside from the end of the jacket is wound. The resin member holds the metal member and an extended portion of the optical fiber extended from the end of the jacket. The winding structure of the metal member is embedded in the resin member.
    Type: Application
    Filed: May 7, 2019
    Publication date: November 21, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke NAGASAKI, Toshihisa YOKOCHI
  • Publication number: 20190353860
    Abstract: An optical connector cable comprising an optical cable and a metal member is disclosed. The optical cable includes an optical fiber, a tensile strength body, and a jacket. The optical fiber extends along a first direction. The tensile strength body is provided along the optical fiber. The jacket surrounds the optical fiber and the tensile strength body in a circumferential direction. The optical fiber and the tensile strength body extend outside from an end of the jacket along the first direction. The metal member has a winding structure around which the tensile strength body extending outside from the end of the jacket is wound. The winding structure of the metal member is positioned outside from the end of jacket along the first direction.
    Type: Application
    Filed: May 7, 2019
    Publication date: November 21, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke NAGASAKI, Toshihisa YOKOCHI
  • Publication number: 20190129106
    Abstract: An optical component including an optical device, a substrate, and a lens component is disclosed. The substrate has a mounting surface on which the optical device is mounted and at least two reference marks are provided. The lens component is disposed on the substrate. The lens component includes a first surface, a second surface, a lens, at least two first transmission regions formed on the first surface, and at least two second transmission regions formed in positions facing the first transmission regions on the second surface. Each of the second transmission regions is smaller than the corresponding first transmission region. The lens component is attached to the substrate so that each of the second transmission regions is located within the corresponding first transmission region and each of the reference marks is located within the corresponding second transmission region when viewed along an observation direction orthogonal to the first surface.
    Type: Application
    Filed: October 25, 2018
    Publication date: May 2, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takeshi INOUE, Taisuke NAGASAKI, Toshihisa YOKOCHI
  • Publication number: 20190121034
    Abstract: An optical fiber cable is disclosed. The optical fiber cable comprises an optical cable including optical fibers and a sheath where the optical fibers are arranged in a first array, and a holder. The optical fibers have first extending parts that extend outside from the sheath, and second extending parts that extends from the first extending parts to the tips of the optical fibers. The holder comprises a first portion that houses therein transition portions where the first extending parts transitions from the first array to a second array, and a second portion that holds parts of the first extending parts in the second array. The second portion is configured to hold the first extending parts in a manner such that a mutual positional relationship among the second extending parts keeps the same state as a mutual positional relationship among the first extending parts at the second portion.
    Type: Application
    Filed: October 16, 2018
    Publication date: April 25, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taisuke NAGASAKI, Takeshi INOUE, Toshihisa YOKOCHI
  • Patent number: 10199768
    Abstract: A connector comprises a housing and a lock connected to the housing. The lock has a base extending in a mating direction, a bend extending continuously from a rear end of the base in the mating direction and formed in a U-shape, and a press-fitting protrusion extending from an end of the bend opposite the base. The bend has a bend face facing in the mating direction and is separated from the housing by a bend gap. The press-fitting protrusion is press-fitted in the housing.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: February 5, 2019
    Assignee: Tyco Electronics Japan G.K.
    Inventor: Taisuke Nagasaki
  • Patent number: 9960538
    Abstract: A connector assembly is provided and includes receptacle connector and a header connector. The receptacle connector includes a connector housing with a receptacle contact, a fastener, and a lock. The fastener includes a fastening section fixed at an outer end portion thereof. The lock attaches to the connector housing and is movable along a length thereof. The header connector is engageable with the receptacle connector and includes a header contact that is connectable with the receptacle contact, a header housing, and an elastic fastener. The header housing has an engagement portion to which the header contact is attached and that engages the connector housing, and the elastic fastener extends outward from the engagement portion of the header housing.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: May 1, 2018
    Assignee: Tyco Electronics Japan G.K.
    Inventors: Taisuke Nagasaki, Shinji Yamada
  • Publication number: 20170353088
    Abstract: A method for assembling a stator structure of a motor comprises providing a stator coil and a stator frame. The stator coil has a wire with an end segment and the stator frame includes a connector and a conductor. The conductor has an open-barrel crimping portion and a temporary holding portion. The method further comprises positioning the end segment of the wire in the crimping portion and a tip end of the end segment in the temporary holding portion. The method further comprises crimping the crimping portion to the end segment of the wire to electrically connect the connector and the end segment of the wire by penetrating an insulating coating of the end segment.
    Type: Application
    Filed: May 31, 2017
    Publication date: December 7, 2017
    Applicant: Tyco Electronics Japan G.K.
    Inventors: Zhonghuan Shen, Keita Terajima, Taisuke Nagasaki
  • Publication number: 20170352981
    Abstract: A connector comprises a housing and a lock connected to the housing. The lock has a base extending in a mating direction, a bend extending continuously from a rear end of the base in the mating direction and formed in a U-shape, and a press-fitting protrusion extending from an end of the bend opposite the base. The bend has a bend face facing in the mating direction and is separated from the housing by a bend gap. The press-fitting protrusion is press-fitted in the housing.
    Type: Application
    Filed: May 31, 2017
    Publication date: December 7, 2017
    Applicant: Tyco Electronics Japan G.K.
    Inventor: Taisuke Nagasaki
  • Patent number: 9553395
    Abstract: A connector is provided and includes a barrel, an end bell, an assembly nut, and a securing mechanism. The end bell includes a spring arm and a seat portion. The assembly nut includes a projection disposed on the seat portion and engaging the spring arm to couple the barrel to the end bell. The securing mechanism secures the barrel and the assembly nut to each other.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: January 24, 2017
    Assignee: Tyco Electronics Japan G.K.
    Inventors: Taisuke Nagasaki, Shinji Yamada
  • Publication number: 20160072217
    Abstract: A connector is provided and includes a barrel, an end bell, an assembly nut, and a securing mechanism. The end bell includes a spring arm and a seat portion. The assembly nut includes a projection disposed on the seat portion and engaging the spring arm to couple the barrel to the end bell. The securing mechanism secures the barrel and the assembly nut to each other.
    Type: Application
    Filed: September 3, 2015
    Publication date: March 10, 2016
    Applicant: Tyco Electronics Japan G.K.
    Inventors: Taisuke Nagasaki, Shinji Yamada